Device holder



FIG. 1 is a front perspective view of a device holder;

FIG. 2 is a rear perspective view of the device holder of FIG. 1;

FIG. 3 is a front view of the device holder of FIG. 1;

FIG. 4 is a rear view of the device holder of FIG. 1;

FIG. 5 is a left view of the device holder of FIG. 1;

FIG. 6 is a right view of the device holder of FIG. 1;

FIG. 7 is a top view of the device holder of FIG. 1; and,

FIG. 8 is a bottom view of the device holder of FIG. 1.

Broken lines in the drawing depict portions of the device holder thatform no part of the claimed design.

CLAIM The ornamental design for a device holder, as shown and described.